Keywords: 20120531 brno 3460u.JPG cs Sucho 2O12 Rajhrad Rahradice 2012 05 31 en Drought 2O12 Rajhrad 2012 05 31 Czech republic 2012-06-01 09 09 25 own I Sáček senior cc-zero Uploaded with UploadWizard Physiological plant disorders 21st-century droughts |